it consultancy, advisory and information services; information technology [it] support services [maintenance of software]; information technology [it] support services [installation, maintenance and repair of software]; information technology [it] support services [troubleshooting of software]; information technology [it] services [computer hardware, software and peripherals design and technical consultancy]; information technology [it] support services [installation of software]; information technology [it] support services [repair of software]; technical support services, namely, troubleshooting of computer software problems; technological consultancy services